increased reliability

profile.d/processes.sh

@@ -50,7 +50,27 @@ ppg()
         disp E "Usage: ppg <string>"
         return 1
     fi
-    ps -edf | grep "$@" | grep -v "grep $@"
+
+    local pattern="$*"
+
+    if command -v pgrep >/dev/null 2>&1; then
+        pgrep -af -- "$pattern"
+        return $?
+    fi
+
+    ps -ef | awk -v pattern="$pattern" '
+        NR == 1 {
+            print
+            next
+        }
+        index($0, pattern) {
+            print
+            matched = 1
+        }
+        END {
+            exit matched ? 0 : 1
+        }
+    '
 }
 export -f ppg
 # ------------------------------------------------------------------------------
@@ -123,17 +143,42 @@ gpid()
         disp E "Usage: gpid <process_name [process_name2 ...]>"
         return 1
     fi
-    [[ $UID -eq 0 ]] && local psopt="-A"
+    local single=0
-    [[ $# -eq 1 ]] && local single=1
+    local found=0
-    for pid in $@; do
+    local proc_name result
-        local result=$(ps $psopt | grep $pid | awk '{print $1}' | sed "s/\n/ /")
+
-        if [[ $single ]]; then
+    [[ $# -eq 1 ]] && single=1
-            [[ -n "$result" ]] && echo "${result//$'\n'/ }"
+
+    for proc_name in "$@"; do
+        result=""
+
+        if command -v pgrep >/dev/null 2>&1; then
+            result=$(pgrep -d ' ' -x -- "$proc_name")
         else
-            [[ -n "$result" ]] && echo "$pid: ${result//$'\n'/ }"
+            result=$(ps -eo pid=,comm= | awk -v proc="$proc_name" '
+                $2 == proc {
+                    if (out != "") {
+                        out = out " "
+                    }
+                    out = out $1
+                }
+                END {
+                    print out
+                }
+            ')
+        fi
+
+        [[ -z "$result" ]] && continue
+
+        found=1
+        if (( single )); then
+            echo "$result"
+        else
+            echo "$proc_name: $result"
         fi
     done
-    [[ -n "$result" ]] || return 1
+
+    (( found )) || return 1
 }
 export -f gpid
 # ------------------------------------------------------------------------------
@@ -200,6 +245,7 @@ kt()
     done
     kill "$@" "$parent_pid"
 }
+export -f kt
 # ------------------------------------------------------------------------------